There is considerable evidence to support that these are all conditions with strong genetic components.
We know some antisocial behaviors — drug addiction, alcoholism, a propensity toward violence — have genetic components.
We can manipulate nature and, soon enough, we will even be able to choose the genetic components of our children.
Six of the samples were missing two key genetic components found in most modern strains of plague.
If we are beginning to understand which genetic components lead to superior athletic performance, are we at a point where humans can be bred to become athletes?
Researchers at the C.D.C. have just begun crucial experiments in specially protected laboratories where they will attempt to juggle the genetic components of the H5N1 virus.
"In individual families there are genetic components and there are behavioral components, and teasing these apart is pretty impossible," said Dr. Robinson of Stanford.
"The bird and the human influenza can re-sort their genetic components and come out with progenies, meaning products or a new virus," she said.
Heart disease, cancer, depression and many other crippling illnesses are influenced by environmental factors but have genetic components that can neither be ignored nor minimized.
Ligthart et al. [26] found genetic components shared between migraine and major depressive disorder (MDD).
Multiple studies support the influence of genetic components in the pathogenesis of the disease [9, 12].
